Troubleshooting
Can my computer enter Hibernate mode while using battery power?Your computer can enter Hibernate mode while using battery power, but some software programs and peripheral devices prevent the system from entering Hibernate mode. If you are using a program that prevents the system from entering Hibernate mode, save your data frequently to avoid losing data. See Using Hibernate Mode (page 141) for information on how you can manually activate Hibernate mode.
Why doesn't my computer enter Hibernate mode?You may first need to enable Hibernate mode. Follow these steps:
1Click Start and then Control Panel.
2Click Performance and Maintenance.
3Click Power Options.
The Power Options Properties window appears.
4Select the Hibernate tab.
5Click to check the box next to Enable hibernation.